James Roney
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James Roney's Discussions

PID auto-tuning

Started Mar 13 0 Replies

Hey Guys,I have been disconnected for around 6 months from this project.  I couldn't find anything more with regards to auto-tuning. I remember seeing a gent showing us a demo of his algorithms on a…Continue

Quad took off whilst tuning Rate P Throttle was at Zero

Started this discussion. Last reply by James Roney Nov 10, 2012. 5 Replies

Hi All,This is the first miss behaviour I have had from my Quad in almost a year.  I was tuning the quad though ch6.  Rate P was what I was interested in. I landed the quad and heard the motors fire…Continue

Tags: Failure.

Camera Roll

Started this discussion. Last reply by LAIC Jul 28, 2012. 11 Replies

Hi, I have been using the camera gimbal for a while now.  I noticed the addition of the new camera tab in APM so decided to play with it.  As soon as I changed the roll trim, roll stopped working. …Continue

@ Michael (Battery Monitoring Problem)

Started Jun 21, 2012 0 Replies

Hi Michael, I started a thread in arducopter as I thought it was a 2.6 release issue.  I now believe that the problem lies with APM Planner 1.1.93. Please see this link …Continue

 

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James Roney posted a discussion

PID auto-tuning

Hey Guys,I have been disconnected for around 6 months from this project.  I couldn't find anything more with regards to auto-tuning. I remember seeing a gent showing us a demo of his algorithms on a simulator.  Has anything been made of that? Regards,JamesSee More
Mar 13
James Roney replied to Kevin Hester's discussion Andropilot - discussion for Android ground controller users/developers
"Thanks for the idea, I will power the xbee directly and if no success will reply with further information."
Feb 11
James Roney replied to Kevin Hester's discussion Andropilot - discussion for Android ground controller users/developers
"Hi Kevin,   Any idea when Xbee support will become available?  I have tried to connect directly to APM 2 and 2.5 via cable without any luck too.  I have tried this on two devices... the S2 and the Tab2.   Thought it had something…"
Feb 9
Teodor Yantcheff replied to James Roney's discussion Just a thought (Barometer) APM1 vs APM2
"Thanks for the advice, Frank ! Really !"
Nov 27, 2012
Frank Al replied to James Roney's discussion Just a thought (Barometer) APM1 vs APM2
"Hi Teodor, You don't need a seperate level shifter if you solder the wires directly on the I2C-translator chip (aka level-shifter) on the oilpan like in the picture. These leads carry 3.3V so you can connect the 5611's data and clock…"
Nov 27, 2012
Teodor Yantcheff replied to James Roney's discussion Just a thought (Barometer) APM1 vs APM2
"Great ! Many thanks ! Will report progress when I have the breakout board and level shifter :)"
Nov 27, 2012
Frank Al replied to James Roney's discussion Just a thought (Barometer) APM1 vs APM2
"Dimitri, you're welcome! Connecting CSB to 3.3 is the same as using the jumper for 0x076. That remark was for users NOT using a breakout board. So: use the jumper. If you try hard you can see even it on one of the pictures. Please view attached…"
Nov 27, 2012
Dimitri replied to James Roney's discussion Just a thought (Barometer) APM1 vs APM2
"Very impressive, thanks for that ! A few more questions if you dont mind: -Why connect CSB to 3.3V ? Can't simply set address with the jumper ? -What's a good place to get 3.3V from APM1 ? Again, thanks for sharing ;)"
Nov 27, 2012
Frank Al replied to James Roney's discussion Just a thought (Barometer) APM1 vs APM2
"Yes, I use a magnetometer too. No problems, it keeps working correctly. Sometimes the baro gives a false reading (very high).These values are discarded in the changed module.Connect the MS5611 to the levelconverter like in the pictures. If you use…"
Nov 26, 2012
Dimitri replied to James Roney's discussion Just a thought (Barometer) APM1 vs APM2
"I'd be interested too. What about the on-board sensor, does it need disabling ?"
Nov 26, 2012
Teodor Yantcheff replied to James Roney's discussion Just a thought (Barometer) APM1 vs APM2
"Yep, me. Did you also have the magnetometer installed on the APM ? Any issues with that, taking into account that both are i2c peripherals ? Or maybe I'm reading wrong what you mean by i2c translator ? "
Nov 26, 2012
James Roney replied to James Roney's discussion Quad took off whilst tuning Rate P Throttle was at Zero
"Hey Randy, Its very plausible. I appreciate the tip on the log graph, I hate other people doing the work for me.  MUCH appriciation on your rapid responses.   Have a great day! Solo."
Nov 10, 2012

Developer
Randy replied to James Roney's discussion Quad took off whilst tuning Rate P Throttle was at Zero
"James,      Something very bad happens but it's hard to be sure what.  below you can see a graph of the output of the 4 motors on the right side go very high, two on the left go very low.  If you hadn't said…"
Nov 10, 2012
James Roney replied to Andke's discussion the danger of stopping motors mid-air - tested, now what ?
"Hey Andke,   I do not think I would fly APM if you couldn't turn off the motors.  I always want the ability to ditch if I so choose.  I have ditched my Raptor 50 before when I lost my tail servo and had an un controlable…"
Nov 10, 2012
James Roney replied to Christopher Cooper's discussion Quad descends for no apparent reason - motor/prop issue?
"Hi, You decreased the load on your ESC's and Battery by decreasing the the pitch of the propeller.  You will probably find that if you had also used a more significant battery, that your sinking would have also diispated. Regards, Solo."
Nov 10, 2012
James Roney replied to James Roney's discussion Quad took off whilst tuning Rate P Throttle was at Zero
"Hi Guys,   I was able to duplicate the fault last night.  Well, not actually a fault, ebkak or ID10T.  Anyway, I spent the whole of last night rebuilding my quad.  I got it tuned to the point of stabilize and Alt hold, so a…"
Nov 10, 2012

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About Me:
Huge general interest in aviation.
Tell us a bit about your UAV interest
Busy with a Quadcopter custom build
Hometown:
Johannesburg

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